McLaughlin sets the world record in the women's 400 hurdles
World 400m champion banned for two years
Rai Benjamin Takes Silver In Record-Breaking 400-Meter Hurdles Finish
400 metres - Wikipedia
Champion Allison Breaks School Record in 400 Meters, Florida Advances 7 Entries to Friday's Finals - Florida Gators
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
Diane Hoffman, 91, Breaks 400-Meter World Record USATF New England
Milkha Singh: Did he ever hold the 400m world record? 'Bhaag Milkha Bhaag' makes major goof by claiming he did
Wayde van Niekerk sets a 400-meter record that no one saw coming - The Washington Post
Karsten Warholm and Rai Benjamin Both Broke a Record, But Only One Won Gold - The New York Times
Niekerk breaks 400m world record || Niekerk breaks 400m world record
Fastest since 1985, Naser wins women's world 400-meter
U.S. Takes Gold And Silver In The Fastest Women's 400 Meter Hurdles Ever : Live Updates: The Tokyo Olympics : NPR
Track roundup: van Niekerk blows away 400 standard
Sydney McLaughlin breaks her own world record in 400 hurdles - Los Angeles Times
Sydney McLaughlin does it again, breaks own world record in 400m hurdles | KRON4
Karsten Warholm smashes 400m hurdles world record in one of greatest races in history | Tokyo Olympic Games 2020 | The Guardian
400 METER WORLD RECORD || WHO WILL BREAK IT? - YouTube
After Hima Das' Feat, Indian Athlete Mohammed Anas Yahiya BREAKS His Own Record, Wins 400m Race in Czech Republic — WATCH | India.com
We've All Been Waiting For This... || The 400 Meter World Record - YouTube
Two Americans Broke the World Record in the 400 Hurdles. Only One Could Win Gold. - WSJ
Sydney McLaughlin Breaks The World Record in the 400m Hurdles - Women's Running
Sydney McLaughlin Beat Dalilah Muhammad, Set a New World Record and Won Gold - The New York Times
